Over 100 new features have been added to the Bot Framwork at //Build. This talk provides a tour of what's new and what's changed.
Actual format may change based on video formats available and browser capability.
Check out all the new Bot Framework news on the blog:https://aka.ms/build2017/botblog
Chris also mention that he will show upcoming Bot Framework features at his session -
What's new with the Microsoft Bot Framework